*{box-sizing:border-box}
body{margin:0;background:#f7f7f5}
button,select,a{-webkit-tap-highlight-color:transparent}
button,select{font:inherit}
button{cursor:pointer}
a{color:inherit}
button:focus-visible,select:focus-visible,a:focus-visible{outline:2px solid #815cbc;outline-offset:5px}
button:disabled{cursor:wait;opacity:.6}
p,h1,h2,h3{margin:0;font-weight:500}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
.skip{position:fixed;left:16px;top:-80px;z-index:5;padding:12px;background:white}
.skip:focus{top:12px}

.studio-header,.studio-footer{display:flex;align-items:center;justify-content:space-between;margin:0 48px;padding:28px 0;border-bottom:1px solid #dddeda;gap:24px}
.studio-brand{font-size:32px;letter-spacing:-1.8px;text-decoration:none;display:flex;align-items:center;gap:24px}
.studio-brand span{font-size:12px;letter-spacing:0;color:#666}
.text-link{font-size:13px;text-decoration:none}
main{max-width:1440px;margin:auto;padding:0 48px}
.intro{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;padding:64px 0 48px}
.overline{font:500 11px/1.4 var(--ld-font);letter-spacing:1.4px;color:#686b65;margin-bottom:20px}
h1{font-size:clamp(34px,3.6vw,54px);letter-spacing:-2px;line-height:1.05}
.intro-copy{font-size:16px;color:#686b65;line-height:1.5;padding-bottom:3px}
.rendering-label{font-size:13px;color:#60625c}
.toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;border-top:1px solid #dddeda;border-bottom:1px solid #dddeda;padding:16px 0}
.toolbar-right{display:flex;align-items:center;gap:16px;font-size:12px;flex-wrap:wrap}
.toolbar-right label{color:#60625c}
.toolbar-right select{background:transparent;border:0;padding:10px 0 10px 8px;color:#171914;max-width:180px}
.toolbar-right button{border:1px solid #d4d6cf;border-radius:24px;background:transparent;padding:11px 14px;font-size:12px}
.toolbar-right button[aria-pressed=true]{background:#292b28;color:#fff;border-color:#292b28}
.direction-switch{display:flex;padding:3px;border:1px solid #d4d6cf;border-radius:28px;background:#e9eae6;flex-shrink:0}
.toolbar-right .direction-switch button{border:0;min-height:38px;padding:9px 15px;background:transparent;color:#60625c}
.toolbar-right .direction-switch button[aria-pressed=true]{background:#fff;color:#171914;box-shadow:0 1px 4px #0000000a}
.gallery-caption{display:flex;justify-content:space-between;gap:32px;font-size:12px;line-height:1.5;color:#73766d;padding:16px 0 28px}
.gallery-caption span{white-space:nowrap}
.filters{display:flex;gap:24px;margin:0 0 28px;overflow-x:auto}
.filters button{background:none;border:0;border-bottom:2px solid transparent;padding:8px 0 12px;color:#76796f;font-size:14px;white-space:nowrap}
.filters button[aria-pressed=true]{color:#171914;border-color:#171914}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:44px 28px;align-items:start}
.specimen{min-width:0}
.specimen-heading{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:12px;font-size:13px;color:#65695e}
.specimen-heading h2{font-size:13px}
.specimen-heading span{font:11px ui-monospace,monospace;color:#93958e}
.message-stage{background:#eeefeb;border-radius:24px;padding:24px 20px;min-height:0;display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.sample-bubble{max-width:94%;background:#e1e3dd;padding:10px 14px;font-size:13px;line-height:1.4;border-radius:16px 16px 16px 4px;color:#42453d}
.message-card{position:relative;isolation:isolate;width:100%;max-width:280px;background:#fff;border:0;border-radius:24px;overflow:hidden;box-shadow:0 4px 16px #00000008;color:var(--ld-text)}
.message-card::after{content:"";position:absolute;inset:0;z-index:2;border:1px solid var(--ld-black-16);border-radius:inherit;pointer-events:none}
/* Preserve the complete texture composition; glass is limited to one floating panel. */
.card-hero{padding:12px 18px 20px;min-height:152px;background-image:var(--card-artwork);background-size:100% 100%;background-position:center;color:var(--ld-text)}
.eyebrow{display:flex;align-items:center;gap:6px;font-size:11px;line-height:1.3;color:#27272a;margin-bottom:14px}
.eyebrow img{width:13px;height:13px;opacity:.8}
.hero-summary{position:relative;margin:0 10px;padding:10px 14px 12px;border:1px solid #ffffff99;border-radius:18px;background:linear-gradient(160deg,#ffffffc7,#ffffff7a);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);box-shadow:0 4px 12px #3219281f,inset 0 1px 0 #ffffff40}
.card-details{padding:10px 18px 14px;border-top:0;background:var(--ld-surface)}
.card-details .detail-row{border:0;padding:5px 0}
.card-title{font-size:17px;line-height:1.25;letter-spacing:-.2px;margin:0 0 6px}
.card-value{font-size:32px;line-height:1.05;letter-spacing:-1px;overflow-wrap:anywhere}
.card-value.long{font-size:27px;letter-spacing:-.7px}
.card-unit{font-size:12px;line-height:1.5;color:#67636c;margin-top:10px}
.detail-row{display:flex;justify-content:space-between;gap:12px;padding:6px 0;font-size:12px;line-height:1.4;border-bottom:1px solid #f0f0ef}
.detail-row span{color:var(--ld-black-64);flex:1}
.detail-row strong{font-weight:500;text-align:right;max-width:64%;overflow-wrap:anywhere}
/* Agency Core Palette: Eggshell. Its use for card navigation is proposed. */
.card-action{--card-action-fill:#f4f2f0;display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:10px 13px;margin-top:12px;min-height:44px;border:1px solid transparent;border-radius:24px;background:var(--card-action-fill);color:var(--ld-text);font-size:13px}
.card-action:hover{background:color-mix(in srgb,var(--ld-black) 4%,var(--card-action-fill))}
.card-action:active{background:color-mix(in srgb,var(--ld-black) 8%,var(--card-action-fill))}
.action-arrow{font-size:17px;line-height:1}
.specimen-tools{display:flex;gap:18px;margin-top:12px}
.specimen-tools button{padding:5px 0;border:0;background:none;font-size:11px;color:#76796f;text-decoration:underline;text-underline-offset:3px}
.specimen-tools button:hover{color:#171914}
:is(.message-stage,.ios-phone)[data-theme=dark]{background:#20211f}
:is(.message-stage,.ios-phone)[data-theme=dark] .sample-bubble{background:#343631;color:#e8eae3}

.handoff-note{border-top:1px solid #daddd3;margin-top:64px;padding:44px 0;display:grid;grid-template-columns:1fr 1fr;gap:16px 60px}
.handoff-note .overline{grid-column:1/-1;margin:0}
.handoff-note h2{font-size:28px;letter-spacing:-.7px;line-height:1.2}
.handoff-note p:not(.overline){font-size:14px;line-height:1.6;color:#73766d;max-width:460px}
.handoff-note a{font-size:13px}
.studio-footer{border-top:1px solid #dddeda;border-bottom:0;font-size:11px;color:#73766d}

dialog{width:min(465px,calc(100% - 24px));max-height:calc(100dvh - 32px);padding:0;border:1px solid #e6e7e3;border-radius:32px;background:#fff;color:#151713;overflow:auto;box-shadow:0 24px 100px #0003}
dialog::backdrop{background:#252a235c;backdrop-filter:blur(5px)}
.demo-top{display:flex;justify-content:space-between;align-items:center;padding:14px 22px;background:#f7f7f5;font-size:11px;color:#73766d}
.demo-top button{border:0;background:none;font-size:15px;width:32px;height:32px}
.phone-content{padding:28px 24px 24px;min-height:520px}
.phone-nav{display:flex;align-items:center;justify-content:space-between;margin-bottom:32px;font-size:12px;color:#73766d}
.phone-nav button{border:0;background:#f3f4f0;border-radius:24px;width:44px;height:44px;font-size:22px}
.review-chip{display:inline-flex;align-items:center;gap:6px;font-size:12px;padding:8px 12px;border-radius:24px;border:1px solid #e0e8dd;box-shadow:0 1px 7px #d9f4ed;margin-bottom:24px}
.review-title{font-size:30px;line-height:1.2;letter-spacing:-.8px;margin-bottom:8px}
.review-value{font-size:48px;line-height:1.1;letter-spacing:-1.8px;margin-bottom:8px;overflow-wrap:anywhere}
.review-unit{color:#74776e;font-size:14px;line-height:1.5;margin-bottom:28px}
.review-rows{margin-bottom:20px;border-top:1px solid #eee}
.review-rows .detail-row{font-size:13px;padding:14px 0}
.review-note{font-size:12px;color:#73766d;line-height:1.6;margin:16px 0 24px}
.review-actions{display:flex;gap:12px;margin-top:24px}
.primary,.secondary{min-height:48px;border:0;border-radius:26px;padding:13px 20px;font-size:14px;flex:1;line-height:1.4}
.primary{background:#11130f;color:white}
.secondary{background:#f0f1ed;color:#484c41}
.review-actions .primary{flex:1.4}
.auth-panel{margin-top:36px;padding:28px 24px;background:#f6f7f3;border-radius:24px}
.auth-symbol{font-size:30px;margin-bottom:18px}
.auth-panel h3{font-size:22px;margin-bottom:12px}
.auth-panel p{font-size:13px;line-height:1.6;color:#72766a}
.auth-panel .primary{width:100%;margin-top:24px}
.auth-panel .secondary{width:100%;margin-top:10px}
.outcome{background:var(--ld-surface)}
.outcome .review-value{margin-top:20px}
.conversation-title{text-align:center;margin:10px 0 28px;font-size:18px}
.conversation-title span{display:block;font-size:11px;margin-top:6px;color:#8a8c82}
.conversation-bubbles{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.sent-bubble{align-self:flex-end;max-width:88%;background:#0879ed;border-radius:18px 18px 4px 18px;color:#fff;font-size:14px;line-height:1.45;padding:12px 16px}
.received-bubble{max-width:92%;background:#f0f1ed;border-radius:18px 18px 18px 4px;padding:12px 16px;font-size:14px;line-height:1.45}
.conversation-bubbles .message-card{width:min(280px,100%)}
.review-error{padding:12px 16px;border-radius:12px;background:#fff1df;color:#815017;font-size:13px;line-height:1.5;margin-bottom:16px}
.step-counter{font-size:12px;color:#6c7064;margin-bottom:16px}
.outcome .primary{display:block;width:100%;margin-top:30px}
.demo-info{font-size:11px;line-height:1.6;color:#73766d;margin-top:24px}
.demo-info a{text-underline-offset:3px}

@media(min-width:1450px){.card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:44px}
.message-stage{align-items:center;padding:28px}
.sample-bubble{align-self:flex-start}
.message-card{max-width:280px}
}
@media(max-width:1100px){.intro{align-items:flex-start}
.intro-copy{max-width:250px}
.toolbar{align-items:flex-start;flex-direction:column}
.toolbar-right{width:100%;justify-content:space-between}
.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.message-stage{align-items:center}
.sample-bubble{align-self:flex-start}
}
@media(max-width:650px){main{padding:0 20px}
.studio-header,.studio-footer{margin:0 20px;padding:20px 0}
.studio-brand{font-size:28px;gap:12px}
.studio-brand span{font-size:10px;max-width:70px;line-height:1.4}
.text-link{font-size:11px}
.intro{display:block;padding:36px 0 28px}
h1{font-size:36px;letter-spacing:-1.2px}
.intro-copy{margin-top:20px;font-size:14px;max-width:none}
.overline{margin-bottom:16px}
.toolbar-right{flex-wrap:wrap;gap:8px}
.toolbar-right label{flex:1 1 100%;display:flex;justify-content:space-between;align-items:center}
.toolbar-right button{flex:1}
.gallery-caption{display:block;font-size:11px;padding-bottom:16px}
.gallery-caption span{display:block;margin-top:8px}
.filters{gap:20px;margin-bottom:20px}
.card-grid{grid-template-columns:minmax(0,1fr);gap:32px}
.message-stage{padding:22px 16px;min-height:0}
.message-card{max-width:280px}
.handoff-note{display:block;margin-top:40px;padding:32px 0}
.handoff-note h2{font-size:26px;margin:16px 0}
.handoff-note a{display:inline-block;margin-top:20px}
.studio-footer{align-items:flex-start;font-size:10px;line-height:1.5}
.studio-footer span{max-width:45%}
.phone-content{padding:24px 20px}
.review-title{font-size:28px}
}
@media(prefers-reduced-motion:no-preference){button{transition:background .18s ease-out,color .18s ease-out}
.message-card{transition:box-shadow .18s ease-out}
}


/* Proposed compact Messages proportions, October 2026. CSS px model points at 1×. */
.context-preview{display:grid;grid-template-columns:minmax(220px,1fr) minmax(0,393px);align-items:center;gap:60px;max-width:940px;margin:12px auto 56px;padding-bottom:48px;border-bottom:1px solid #dddeda}

#phone-preview{min-width:0}
.context-copy{max-width:330px;min-width:0}
.context-copy h2{font-size:28px;letter-spacing:-.6px;line-height:1.15;margin-bottom:16px}
.context-copy>p:not(.overline){font-size:15px;line-height:1.55;color:#73766d}
.context-copy label{display:block;font-size:12px;margin-top:28px;margin-bottom:8px}
.context-copy select{width:100%;padding:12px 14px;border:1px solid #d4d6cf;border-radius:12px;background:#fff;color:#171914;min-height:44px}
.context-copy .scale-note{font-size:11px!important;margin-top:18px}

.ios-phone{width:393px;max-width:100%;height:752px;display:flex;flex-direction:column;background:#fff;border:1px solid #d8d9d5;border-radius:44px;overflow:hidden;box-shadow:0 16px 48px #141a1010;font-family:-apple-system,BlinkMacSystemFont,sans-serif;color:#161616}

.ios-status{height:54px;flex:none;display:flex;align-items:center;justify-content:space-between;padding:0 28px;font-size:14px;font-weight:600;position:relative}
.ios-island{position:absolute;width:106px;height:29px;border-radius:20px;background:#171717;left:50%;transform:translateX(-50%);top:12px}

.ios-contact{flex:none;position:relative;display:flex;align-items:center;flex-direction:column;gap:5px;height:84px;border-bottom:1px solid #0000000b;padding-bottom:12px;background:#fafafa}
.ios-back{position:absolute;left:19px;top:12px;color:#0879ed;font-size:34px}
.ios-avatar{width:38px;height:38px;display:grid;place-items:center;background:#e7e8e5;border-radius:50%;font:500 26px var(--ld-font);letter-spacing:-1px}
.ios-contact strong{font-size:12px;font-weight:500}
.ios-contact strong span{color:#898989;margin-left:2px}

.ios-messages{display:flex;flex-direction:column;align-items:flex-start;gap:10px;padding:18px 16px 28px;flex:1;min-height:0;overflow:auto}
.ios-timestamp{align-self:center;text-align:center;color:#8b8b90;font-size:10px;line-height:1.5;margin-bottom:8px}
.ios-messages .sent-bubble,.ios-messages .received-bubble{font:400 15px/1.35 -apple-system,BlinkMacSystemFont,sans-serif;padding:9px 12px;max-width:280px}
.ios-messages .message-card{clip-path:inset(0 round 24px);flex:none;font-family:var(--ld-font);width:min(280px,100%);box-shadow:none}
.ios-messages .received-bubble{background:#e9e9eb}

.ios-composer{display:flex;gap:12px;align-items:center;padding:10px 16px 12px;flex:none;color:#86868b;background:inherit}
.ios-composer>span:first-child{font-size:27px;line-height:1}
.ios-input{display:flex;justify-content:space-between;flex:1;border:1px solid #d1d1d6;border-radius:22px;padding:9px 13px;font-size:15px;line-height:1.2}
.ios-home{width:132px;height:5px;flex:none;border-radius:4px;background:#151515;align-self:center;margin:0 0 9px}

.ios-phone[data-theme=dark]{background:#090909;color:#f7f7f7;border-color:#444}
.ios-phone[data-theme=dark] .ios-contact{background:#171717;border-color:#292929}
.ios-phone[data-theme=dark] .ios-avatar{background:#343631}
.ios-phone[data-theme=dark] .received-bubble{background:#29292c;color:#f7f7f7}
.ios-phone[data-theme=dark] .ios-input{border-color:#454549}
.ios-phone[data-theme=dark] .ios-home{background:#eee}

@media(max-width:800px){.card-grid{grid-template-columns:minmax(0,1fr)}
.context-preview{grid-template-columns:minmax(0,1fr);gap:24px;max-width:393px}
.context-copy{max-width:none}
.context-copy h2{font-size:24px}
.context-copy label{margin-top:16px}
.context-copy .scale-note{margin-top:10px}
.ios-phone{height:752px}
.context-preview{margin-top:8px}
.message-stage{min-height:0}
.intro{padding:36px 0 28px}
}